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[AArch64] The shift right/left and insert immediate builtins expect 3 

source operands, a vector, an element to insert, and a shift amount.

llvm-svn: 194406
This commit is contained in:
Chad Rosier 2013-11-11 19:11:11 +00:00
parent fac93753b5
commit d3684a0566
3 changed files with 41 additions and 26 deletions
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4
llvm/include/llvm/IR/IntrinsicsAArch64.td
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@ -255,10 +255,10 @@ def int_aarch64_neon_vqshlu_n : Neon_N2V_Intrinsic;
def int_aarch64_neon_vqshlus_n : Neon_N2V_Intrinsic;
// Shift Right And Insert (Immediate)
def int_aarch64_neon_vsrid_n : Neon_2Arg_ShiftImm_Intrinsic;
def int_aarch64_neon_vsrid_n : Neon_3Arg_ShiftImm_Intrinsic;
// Shift Left And Insert (Immediate)
def int_aarch64_neon_vslid_n : Neon_2Arg_ShiftImm_Intrinsic;
def int_aarch64_neon_vslid_n : Neon_3Arg_ShiftImm_Intrinsic;
// Scalar Signed Fixed-point Convert To Floating-Point (Immediate)
def int_aarch64_neon_vcvtf32_n_s32 :

31
llvm/lib/Target/AArch64/AArch64InstrNEON.td
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@ -4017,7 +4017,7 @@ multiclass NeonI_ScalarShiftLeftImm_BHSD_size<bit u, bits<5> opcode,
}
}
class NeonI_ScalarShiftImm_accum_D_size<bit u, bits<5> opcode, string asmop>
class NeonI_ScalarShiftRightImm_accum_D_size<bit u, bits<5> opcode, string asmop>
: NeonI_ScalarShiftImm<u, opcode,
(outs FPR64:$Rd), (ins FPR64:$Src, FPR64:$Rn, shr_imm64:$Imm),
!strconcat(asmop, "\t$Rd, $Rn, $Imm"),
@ -4028,6 +4028,17 @@ class NeonI_ScalarShiftImm_accum_D_size<bit u, bits<5> opcode, string asmop>
let Constraints = "$Src = $Rd";
}
class NeonI_ScalarShiftLeftImm_accum_D_size<bit u, bits<5> opcode, string asmop>
: NeonI_ScalarShiftImm<u, opcode,
(outs FPR64:$Rd), (ins FPR64:$Src, FPR64:$Rn, shl_imm64:$Imm),
!strconcat(asmop, "\t$Rd, $Rn, $Imm"),
[], NoItinerary> {
bits<6> Imm;
let Inst{22} = 0b1; // immh:immb = 1xxxxxx
let Inst{21-16} = Imm;
let Constraints = "$Src = $Rd";
}
class NeonI_ScalarShiftImm_narrow_size<bit u, bits<5> opcode, string asmop,
RegisterClass FPRCD, RegisterClass FPRCS,
Operand ImmTy>
@ -4092,7 +4103,7 @@ multiclass Neon_ScalarShiftImm_BHSD_size_patterns<SDPatternOperator opnode,
}
class Neon_ScalarShiftImm_accum_D_size_patterns<SDPatternOperator opnode,
Instruction INSTD>
Instruction INSTD>
: Pat<(v1i64 (opnode (v1i64 FPR64:$Src), (v1i64 FPR64:$Rn), (i32 imm:$Imm))),
(INSTD FPR64:$Src, FPR64:$Rn, imm:$Imm)>;
@ -4146,19 +4157,19 @@ defm URSHR : NeonI_ScalarShiftRightImm_D_size<0b1, 0b00100, "urshr">;
defm : Neon_ScalarShiftImm_D_size_patterns<int_aarch64_neon_vrshrdu_n, URSHRddi>;
// Scalar Signed Shift Right and Accumulate (Immediate)
def SSRA : NeonI_ScalarShiftImm_accum_D_size<0b0, 0b00010, "ssra">;
def SSRA : NeonI_ScalarShiftRightImm_accum_D_size<0b0, 0b00010, "ssra">;
def : Neon_ScalarShiftImm_accum_D_size_patterns<int_aarch64_neon_vsrads_n, SSRA>;
// Scalar Unsigned Shift Right and Accumulate (Immediate)
def USRA : NeonI_ScalarShiftImm_accum_D_size<0b1, 0b00010, "usra">;
def USRA : NeonI_ScalarShiftRightImm_accum_D_size<0b1, 0b00010, "usra">;
def : Neon_ScalarShiftImm_accum_D_size_patterns<int_aarch64_neon_vsradu_n, USRA>;
// Scalar Signed Rounding Shift Right and Accumulate (Immediate)
def SRSRA : NeonI_ScalarShiftImm_accum_D_size<0b0, 0b00110, "srsra">;
def SRSRA : NeonI_ScalarShiftRightImm_accum_D_size<0b0, 0b00110, "srsra">;
def : Neon_ScalarShiftImm_accum_D_size_patterns<int_aarch64_neon_vrsrads_n, SRSRA>;
// Scalar Unsigned Rounding Shift Right and Accumulate (Immediate)
def URSRA : NeonI_ScalarShiftImm_accum_D_size<0b1, 0b00110, "ursra">;
def URSRA : NeonI_ScalarShiftRightImm_accum_D_size<0b1, 0b00110, "ursra">;
def : Neon_ScalarShiftImm_accum_D_size_patterns<int_aarch64_neon_vrsradu_n, URSRA>;
// Scalar Shift Left (Immediate)
@ -4184,12 +4195,12 @@ defm : Neon_ScalarShiftImm_BHSD_size_patterns<int_aarch64_neon_vqshlus_n,
SQSHLUssi, SQSHLUddi>;
// Shift Right And Insert (Immediate)
defm SRI : NeonI_ScalarShiftRightImm_D_size<0b1, 0b01000, "sri">;
defm : Neon_ScalarShiftImm_D_size_patterns<int_aarch64_neon_vsrid_n, SRIddi>;
def SRI : NeonI_ScalarShiftRightImm_accum_D_size<0b1, 0b01000, "sri">;
def : Neon_ScalarShiftImm_accum_D_size_patterns<int_aarch64_neon_vsrid_n, SRI>;
// Shift Left And Insert (Immediate)
defm SLI : NeonI_ScalarShiftLeftImm_D_size<0b1, 0b01010, "sli">;
defm : Neon_ScalarShiftImm_D_size_patterns<int_aarch64_neon_vslid_n, SLIddi>;
def SLI : NeonI_ScalarShiftLeftImm_accum_D_size<0b1, 0b01010, "sli">;
def : Neon_ScalarShiftImm_accum_D_size_patterns<int_aarch64_neon_vslid_n, SLI>;
// Signed Saturating Shift Right Narrow (Immediate)
defm SQSHRN : NeonI_ScalarShiftImm_narrow_HSD_size<0b0, 0b10010, "sqshrn">;

32
llvm/test/CodeGen/AArch64/neon-scalar-shift-imm.ll
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@ -266,47 +266,51 @@ entry:
declare <1 x i64> @llvm.aarch64.neon.vqshlus.n.v1i64(<1 x i64>, i32)
define i64 @test_vsrid_n_s64(i64 %a) {
define i64 @test_vsrid_n_s64(i64 %a, i64 %b) {
; CHECK: test_vsrid_n_s64
; CHECK: sri {{d[0-9]+}}, {{d[0-9]+}}, #63
entry:
%vsri = insertelement <1 x i64> undef, i64 %a, i32 0
%vsri1 = call <1 x i64> @llvm.aarch64.neon.vsrid.n(<1 x i64> %vsri, i32 63)
%0 = extractelement <1 x i64> %vsri1, i32 0
%vsri1 = insertelement <1 x i64> undef, i64 %b, i32 0
%vsri2 = call <1 x i64> @llvm.aarch64.neon.vsrid.n(<1 x i64> %vsri, <1 x i64> %vsri1, i32 63)
%0 = extractelement <1 x i64> %vsri2, i32 0
ret i64 %0
}
declare <1 x i64> @llvm.aarch64.neon.vsrid.n(<1 x i64>, i32)
declare <1 x i64> @llvm.aarch64.neon.vsrid.n(<1 x i64>, <1 x i64>, i32)
define i64 @test_vsrid_n_u64(i64 %a) {
define i64 @test_vsrid_n_u64(i64 %a, i64 %b) {
; CHECK: test_vsrid_n_u64
; CHECK: sri {{d[0-9]+}}, {{d[0-9]+}}, #63
entry:
%vsri = insertelement <1 x i64> undef, i64 %a, i32 0
%vsri1 = call <1 x i64> @llvm.aarch64.neon.vsrid.n(<1 x i64> %vsri, i32 63)
%0 = extractelement <1 x i64> %vsri1, i32 0
%vsri1 = insertelement <1 x i64> undef, i64 %b, i32 0
%vsri2 = call <1 x i64> @llvm.aarch64.neon.vsrid.n(<1 x i64> %vsri, <1 x i64> %vsri1, i32 63)
%0 = extractelement <1 x i64> %vsri2, i32 0
ret i64 %0
}
define i64 @test_vslid_n_s64(i64 %a) {
define i64 @test_vslid_n_s64(i64 %a, i64 %b) {
; CHECK: test_vslid_n_s64
; CHECK: sli {{d[0-9]+}}, {{d[0-9]+}}, #63
entry:
%vsli = insertelement <1 x i64> undef, i64 %a, i32 0
%vsli1 = call <1 x i64> @llvm.aarch64.neon.vslid.n(<1 x i64> %vsli, i32 63)
%0 = extractelement <1 x i64> %vsli1, i32 0
%vsli1 = insertelement <1 x i64> undef, i64 %b, i32 0
%vsli2 = call <1 x i64> @llvm.aarch64.neon.vslid.n(<1 x i64> %vsli, <1 x i64> %vsli1, i32 63)
%0 = extractelement <1 x i64> %vsli2, i32 0
ret i64 %0
}
declare <1 x i64> @llvm.aarch64.neon.vslid.n(<1 x i64>, i32)
declare <1 x i64> @llvm.aarch64.neon.vslid.n(<1 x i64>, <1 x i64>, i32)
define i64 @test_vslid_n_u64(i64 %a) {
define i64 @test_vslid_n_u64(i64 %a, i64 %b) {
; CHECK: test_vslid_n_u64
; CHECK: sli {{d[0-9]+}}, {{d[0-9]+}}, #63
entry:
%vsli = insertelement <1 x i64> undef, i64 %a, i32 0
%vsli1 = call <1 x i64> @llvm.aarch64.neon.vslid.n(<1 x i64> %vsli, i32 63)
%0 = extractelement <1 x i64> %vsli1, i32 0
%vsli1 = insertelement <1 x i64> undef, i64 %b, i32 0
%vsli2 = call <1 x i64> @llvm.aarch64.neon.vslid.n(<1 x i64> %vsli, <1 x i64> %vsli1, i32 63)
%0 = extractelement <1 x i64> %vsli2, i32 0
ret i64 %0
}